WO2006019049A1 - Culottes jetables - Google Patents

Culottes jetables Download PDF

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Publication number
WO2006019049A1
WO2006019049A1 PCT/JP2005/014826 JP2005014826W WO2006019049A1 WO 2006019049 A1 WO2006019049 A1 WO 2006019049A1 JP 2005014826 W JP2005014826 W JP 2005014826W WO 2006019049 A1 WO2006019049 A1 WO 2006019049A1
Authority
WO
WIPO (PCT)
Prior art keywords
pants
crotch
abdomen
pieces
front abdomen
Prior art date
Application number
PCT/JP2005/014826
Other languages
English (en)
Japanese (ja)
Inventor
Masaru Fujioka
Original Assignee
Livedo Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35907437&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2006019049(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Livedo Corporation filed Critical Livedo Corporation
Priority to CN2005800249884A priority Critical patent/CN101001590B/zh
Priority to EP05780230A priority patent/EP1774938B1/fr
Priority to US11/660,146 priority patent/US8066684B2/en
Priority to AT05780230T priority patent/ATE514406T1/de
Publication of WO2006019049A1 publication Critical patent/WO2006019049A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/56—Supporting or fastening means
    • A61F13/5622—Supporting or fastening means specially adapted for diapers or the like
    • A61F13/565—Supporting or fastening means specially adapted for diapers or the like pants type diaper
    • A61F13/5655—Supporting or fastening means specially adapted for diapers or the like pants type diaper adjustable pants type diapers

Definitions

  • the present invention relates to a disposable pant that can be used as both a pant and a diaper.
  • the disposable pants are stretchable around the waist and the like, the lifting and lowering of the disposable pants is difficult, especially during the care of excretion for elderly people. Power S is preferred.
  • disposable pants have been proposed that can be used as pants or diapers as required.
  • a disposable pant as disclosed in JP-A-5-317356.
  • the disposable pants are provided with cutting lines on both the left and right sides of the front body so that the front body can be separated at the cutting lines, and the attached pieces are joined to the left and right joints of the front body and the back body. Is provided. When the front body is cut off by the cutting line, the front body and the back body are fastened by the left and right attachment pieces!
  • the present invention can be used as a pants or diaper that solves the above problems.
  • the purpose of the present invention is to provide a disposable pants that can be easily raised and lowered when worn, etc. while ensuring good elasticity.
  • the front abdomen and the back part having stretchability connected in a substantially annular shape, and a crotch part provided continuously between the front abdomen and the back part
  • the crotch part includes An absorbent body is provided, wherein left and right broken portions for breaking the front abdomen are formed on both the left and right sides of the portion of the front abdomen where the crotch is continuous.
  • the left and right sides are provided with a first attachment part at least in a part of the intermediate region located between the left and right broken parts in the left and right sides of the front abdomen than the left and right broken parts.
  • the left and right attachment pieces are provided with second attachment portions that are attached to and detached from the first attachment portion, respectively, and the widthwise dimension XI in the stretched state at the front abdomen and the left and right attachment pieces Is the dimension in the width direction of the joined position.
  • Specific power with X2 The range is 0. 05 ⁇ X2 / X1 ⁇ 0.55.
  • the disposable pants have both functions of the pants and the diaper, they can be easily raised and lowered when worn.
  • the ratio between the width direction dimension XI of the front abdomen and the width direction dimension X2 at the position where the left and right adhesive pieces are joined is in the range of 0.05 05 ⁇ X2 / X1 ⁇ 0.55.
  • a stretchable area with elasticity can be secured sufficiently, and the elasticity of the waist area can be secured well here, when wearing disposable pants, etc. Can be easily raised and lowered.
  • the lateral width direction dimension XI in the stretched state in the front abdomen and the lateral width direction of the position where the left and right attachment pieces are joined to each other are provided.
  • the ratio of the widthwise dimension XI of the front abdomen to the widthwise dimension X2 at the position where the left and right attachment pieces are joined is calculated as follows: 0. 10 ⁇ X2 / X1 ⁇ 0.45 Therefore, the open / close area composed of the left and right attachment pieces does not become too narrow. Sex can be secured.
  • the crotch portion in the first or second aspect, the crotch portion
  • the left and right adhering pieces are joined to each other at a position in the width direction area of the front crotch portion or at substantially the same position on both sides of the width direction area! Speak.
  • the left and right attachment pieces are joined to each other in the lateral width direction region of the front crotch portion in the crotch portion, or at substantially the same position as both sides of the lateral width direction region. Opening and closing work with the left and right sticking pieces can be performed in the area overlapping with the front crotch, and good workability can be ensured.
  • FIG. 1 is a front view of a disposable pant according to an embodiment of the present invention.
  • FIG. 2 is a view in which the right adhering piece of the disposable pants in Fig. 1 is broken.
  • FIG. 3 is a view showing a state in which the right front portion of the disposable pants of FIG. 1 is broken and the right front abdomen is developed.
  • FIG. 4 is a view showing a state in which the left front portion of the disposable pants of FIG. 3 is broken and the left front abdomen is developed.
  • FIG. 5 is a view showing a state where the crotch part of the disposable pants of FIG. 4 is developed.
  • FIG. 6 is a view of the disposable pants of FIG. 5 viewed from the opposite side of FIG.
  • FIG. 7 is a cross-sectional view of a portion of the disposable pants of FIG. 1 taken along line C1-C1.
  • FIG. 8 is a cross-sectional view of a portion of the disposable pants of FIG. 5 taken along line C2-C2.
  • the disposable pant 1 includes a front abdomen 2 and a back part 3 that are connected in a substantially ring shape, and a crotch part 4 that is provided between the front part 2 and the back part 3. It can be used as both pants and diapers.
  • the left and right refer to the left hand side and the right hand side as viewed from the wearer.
  • the front abdomen 2 and the back back 3 refer to portions of the disposable pants 1 that mainly face the wearer's front abdomen and back back.
  • the left and right edges of the front abdomen 2 and the left and right edges of the back part 3 are joined to each other, so that the front part 2 and the back part 3 are connected in a substantially annular shape.
  • the left and right edges of the disposable pants 1 have left side joint 1 la and right side joint 1 lb that join the left and right edges of the front abdomen 2 and the left and right edges of the back 3.
  • the joining at the side joining portions 11a and ib is performed by either one of an adhesive, for example, a hot melt adhesive, ultrasonic welding (or heat welding), or a combination of both.
  • the crotch portion 4 refers to a portion of the disposable pants 1 that mainly faces the wearer's crotch portion, and the front crotch portion 4a and the back crotch portion 4b are respectively connected to the front abdominal portion 2 and the back back portion 3, respectively. It has been.
  • the front crotch portion 4a and the back crotch portion 4b of the crotch portion 4 are joined to the front abdominal portion 2 and the rear back portion 3 by an adhesive, for example, a hot melt adhesive.
  • the crotch portion 4 may be integrally formed by a member that is continuous with one or both of the front abdominal portion 2 and the back portion 3.
  • the waist opening Q is formed by the upper edge portions 12 and 13 of the front abdominal portion 2 and the rear back portion 3 that are connected in a substantially annular shape as described above.
  • a left leg opening Ra is formed by the lower edge portion 14a of the left front abdominal portion 2a of the front abdomen 2, the inclined edge portion 15a below the left bevel of the back portion 3, and the left edge portion 16a of the crotch portion 4.
  • a right leg opening Rb is formed by the lower edge 14b of the right front abdomen 2b of the front abdomen 2, the inclined edge 15b obliquely lower right of the back 3 and the right edge 16b of the crotch 4.
  • the front abdomen 2 has a generally horizontally long rectangular shape in plan view, and includes a left front abdomen 2a, a right front abdomen 2b, and a middle front abdomen 2c located in the middle thereof.
  • the middle front abdomen 2c corresponds to the middle region of the present invention.
  • a left broken part 17a that vertically cuts the front abdomen 2 is formed, and between the right front abdomen 2b and the middle front abdomen 2c, the front abdomen 2 is moved up and down.
  • a right fracture portion 17b is formed that is longitudinally cut.
  • a joint 18 of the crotch part 4 with the front crotch part 4a is formed in the middle front abdominal part 2c.
  • the joining at the joining portion 18 is performed using an adhesive, for example, a hot melt adhesive.
  • an adhesive for example, a hot melt adhesive.
  • the fracture parts 17a and 17b are formed by perforations, and the fracture parts 17a and 17b are broken.
  • the front abdomen 2 can be separated at the broken portions 17a and 17b.
  • the fracture portions 17a and 17b may be formed in a straight line shape as shown in FIG. 2, or may be formed in a curved shape as necessary.
  • Elastic members 19a, 19b for waist are attached to the upper edges 12a, 12b of the left front abdomen 2a and the right front abdomen 2b in a state of being stretched in the left-right direction.
  • Leg elastic members 20a and 20b are attached to the lower edge portions 14a and 14b of the left front abdominal portion 2a and the right front abdominal portion 2b so as to extend in the left-right direction.
  • Body elastic members 21a and 21b are attached to the portions between the upper edge portions 12a and 12b and the lower edge portions 14a and 14b of the left front abdominal portion 2a and the right front abdominal portion 2b in a state of being stretched in the left-right direction.
  • These elastic materials 19a, 19b, 20a, 20b, 21a, 21b are contracted and stretched so that the front abdomen 2 (especially the left front abdomen 2a and the right front abdomen 2b) is softly fit along the wearer's abdomen. can do.
  • the front abdominal part 2 has an elastic member 19a, 19b, 20a, 20b, 21a, between an inner layer sheet 57 on the skin surface side and an outer layer sheet 58 on the outer side. It is composed of 2 lbs.
  • a substantially sheet-like left adhering piece 22a and right adhering piece 22b are attached to the end of the middle front abdominal part 2c by an adhesive such as a hot melt adhesive It is joined.
  • These adhering pieces 22a and 22b are used to fix the pan 1 when the fracture portions 17a and 17b are fractured, and on the outer surface side of the front abdomen 2, the left and right fracture portions 17a and 22b are used. It is provided so as to straddle 17b.
  • An attachment portion 23 corresponding to a first attachment portion for attaching the attachment pieces 22a and 22b is provided on the outer surface side of the middle front abdominal portion 2c.
  • the attachment portion 23 is continuously formed in a planar shape within a predetermined formation region A1.
  • the horizontal width W1 (widthwise dimension) of the formation region A1 is set to be equal to or less than the distance D between the left and right fracture parts 17a and 17b (that is, the widthwise dimension of the middle front abdominal part 2c).
  • the vertical width W2 (vertical dimension) is set almost equal to the vertical dimension L1 (vertical dimension) of the adhering pieces 22a and 22b.
  • the adhering pieces 22a, 22b include a main body portion 24 having a substantially vertically long strip shape, and two overhanging portions 25, 26 that are divided into two forks from the main body portion 24 and extend toward the free end side thereof. Respectively. As shown in FIG. 7, the laterally outer end of the main body 24 has an adhesive 66, for example, The hot melt adhesive is joined to the ends of the left front abdomen 2a and the right front abdomen 2b on the side of the fractured portions 17a and 17b.
  • Adhering portions 27 and 28 are provided on the surface (inner surface side) facing the middle front abdominal portion 2c of the protruding portions 25 and 26 of the adhering pieces 22a and 22b, respectively. Also, an adhesion part 29 is provided. These adhering portions 27 to 29 correspond to the second adhering portion, and are attached to the attaching portion 23 provided in the middle front abdominal portion 2c in a detachable manner.
  • the adhering portion 23 As a specific example of the adhering portion 23, a loop material having a non-woven fabric, a woven fabric, a knitted fabric or the like in which a fine loop structure is densely formed on the surface is conceivable. As a specific example of the adhering portions 27 to 29, A hook material in which a fine hook structure that is detachably engaged with the loop material is densely formed on the surface can be considered. More specifically, as the adhering portion 23, for example, a plastic film composite material having a nonwoven fabric, a woven fabric, or the like suitably used as a loop material of a hook-and-loop fastener on the surface is used.
  • a plastic film having pins densely formed on the surface preferably used as a hook material of a hook-and-loop fastener is used.
  • the outer surface side of the middle front abdomen 2c may be surface treated so that it functions as a loop material (attachment part 23) instead of attaching the loop material to the middle front abdomen 2c as a separate member! .
  • adhesion portion 23 a plastic film or the like that has been subjected to surface treatment, for example, a peel-off coating, so as to be repeatedly peelable from the adhesive can be considered.
  • a peel-off coating so as to be repeatedly peelable from the adhesive.
  • an adhesive that can be used repeatedly.
  • the tip portions of the overhang portions 25, 26 of the adhering pieces 22a, 22b are knob portions 31 (see FIG. 4) in order to make the adhering pieces 22a, 22b easier to pinch.
  • the knob portion 31 is not provided with attachment portions 27 and 28.
  • FIG. 1 With such a configuration, when the protruding portions 25 and 26 of the right attached piece 22b are pinched and the attached portions 27 to 29 of the right attached piece 22b are peeled off from the attached portion 23 and pulled outward in the right direction, FIG. As shown, the right fracture part 17b is torn and the right front abdominal part 2b is integrated with the right adhering piece 22b and expands to the right side. Similarly, pinching the protruding parts 25 and 26 of the left sticking piece 22a and pulling the sticking parts 27 to 29 of the left sticking piece 22a away from the sticking part 23, and pulling it to the left outward, as shown in FIG.
  • the left broken portion 17a is torn and the left front abdominal portion 2a is unfolded to the left together with the left adhering piece 22a. At this time, the middle front abdomen 2c is kept joined to the crotch 4 and remains outside the front crotch 4a.
  • the front abdomen 2 and the crotch part 4 are fixed to each other by the joint part 18 in the state before the rupture parts 17a and 17b are shipped. Therefore, it functions as a pant and can be easily raised and lowered in the same manner as a normal single-use pant without opening and closing means such as attached pieces 22a, 22b. Further, in this state, even if the attachment pieces 22a, 22b and the attachment portion 23 are disengaged, the front abdominal portion 2 and the crotch portion 4 do not separate.
  • the attachment pieces 22a and 22b are disengaged.
  • the pants 1 can be easily removed from the pants 1 by breaking and unfolding the broken portions 17a and 17b. In this case, the pants 1 can be removed without taking off the wearer's clothes.
  • the attachment pieces 22a and 22b can be engaged with the attachment 23 to return the pants 1 to the original pants state. Further, even when the pants 1 and an auxiliary pad such as a urine collecting pad are used in combination, the attachment pieces 22a and 22b can be attached and detached to easily exchange the auxiliary pad.
  • the pants 1 are unfolded in the state shown in Fig. 5 and placed on the wearer's buttocks and closed in the order of Figs. 1 can be used like a normal disposable diaper. In this case, the pants 1 can be worn and removed without taking off the wearer's clothes.
  • the widthwise dimension XI in the stretched state of the front abdomen 2 and the left and right attachment pieces 22a and 22b are in contact with the left and right front abdomen 2a and 2b, respectively.
  • Specific force with the horizontal dimension X2 at the specified position is in the range of 0.05 ⁇ X2 / X1 ⁇ 0.55. That is, when the disposable pants 1 are usually used for adults, the width direction dimension XI of the front abdomen 2 is about 450 mm to 900 mm, and most preferably 500 mm to 720 mm. At this time, the relationship between the width direction dimension XI and the width direction dimension X2 is set within the above range.
  • the length in the width direction of the front abdomen 2 other than the open / close region constituted by the left and right attached pieces 22a, 22b, that is, the left and right front abdomen 2a, 2b can be secured relatively long, and As a result, a stretchable region having stretchability can be sufficiently secured, and the stretchability of the waistline portion can be secured satisfactorily, and can be easily raised and lowered when wearing disposable pants.
  • the horizontal width dimension of the open / close region means the length between the outer edges of the left and right attachment pieces 22a and 22b, and corresponds to the horizontal width dimension X2.
  • the open / close region is not too narrow, and good workability can be ensured without making the work difficult in the open / close operation by the left and right attachment pieces 22a, 22b.
  • the specific force between the width direction dimension XI of the front abdomen 2 and the width direction dimension X2 at the position where the left and right adhering pieces 22a, 22b are joined to each other is 0. 10 ⁇ X2 / X1 ⁇ 0 It should be in the range of 45.
  • the open / close area formed by the left and right adhesive pieces 22a and 22b is not too narrow and can be secured more widely, and it is more effective that the work becomes difficult when opening and closing the left and right adhesive pieces 22a and 22b. Can be prevented, and better workability can be secured.
  • the width direction dimension X2 is X2 ⁇ X3 with respect to the width direction dimension X3 between both side edges of the front crotch part 4a in the crotch part 4. That is, the left and right adhering pieces 22a and 22b are joined to each other in the width direction region of the front crotch portion 4a or substantially the same position as both sides of the width direction region, and overlap the front crotch portion 4a. Since it is possible to perform opening / closing work by the left and right adhering pieces 22a, 22b in the region, it is possible to secure good workability that is easy to perform the opening / closing work.
  • the crotch part 4 has a substantially band-like shape that extends in the front-rear direction when expanded, and includes a front crotch part 4a, a rear crotch part 4b, and a middle crotch located between them. It has a part 4c, and is mainly applied to the crotch part of the wearer centering on the middle crotch part 4c.
  • the front crotch portion 4a is joined to the middle front abdominal portion 2c by the joining portion 18 in a state of being superimposed on the inner surface side of the middle front abdominal portion 2c.
  • FIG. 5 the front crotch portion 4a is joined to the middle front abdominal portion 2c by the joining portion 18 in a state of being superimposed on the inner surface side of the middle front abdominal portion 2c.
  • the back crotch portion 4b is bonded and fixed to the back back portion 3 while being overlapped with the inner surface side of the back back portion 3.
  • Such a crotch 4 Leg elastic members 40a and 40b are attached to the left edge portion 16a and the right edge portion 16b of the left edge portion 16a and the right edge portion 16b in a state of being extended in the extending direction of the edge portions 16a and 16b.
  • the crotch portion 4 is configured by sandwiching an absorbent body 43 between a liquid-permeable top sheet 41 and a liquid-impermeable back sheet 42.
  • the absorber 43 has a predetermined lateral width and spreads in a belt shape in the front-rear direction around the middle crotch 4c.
  • standing portions 44a and 44b extending along the extending direction of the crotch portion 4 are provided.
  • the top sheet 41 is composed of a liquid-permeable nonwoven fabric or the like
  • the knock sheet 42 is composed of a water-repellent nonwoven fabric or the like.
  • the absorbent body 43 is, for example, a paper sheet such as tissue paper or a liquid-permeable nonwoven fabric sheet obtained by mixing a granular polymer absorbent body with a hydrophilic fiber aggregate layer such as pulverized pulp fiber or cellulose fiber. It is wrapped in a cover sheet and molded into a predetermined shape.
  • the portions of the top sheet 41 and the back sheet 42 that do not overlap with the absorber 43 are bonded to each other with an adhesive such as a hot melt adhesive. More preferably, as shown in FIG. 8, the width of the top sheet 41 is set to cover the skin side of the absorbent body 43 and slightly smaller than the width of the back sheet 42. It is joined to the backsheet 42 by a partial force adhesive that protrudes from front to back, right and left beyond 43, for example, hot melt adhesive.
  • the left and right side sheets 45a, 45b constituting the upright portions 44a, 44b are bonded to the skin surface side of the portion of the knock sheet 42 that protrudes on both the left and right sides of the top sheet 41 by an adhesive such as a hot melt adhesive. Yes.
  • Both end edges in the front-rear direction of the side sheets 45a, 45b are joined to both end edges in the front-rear direction of the crotch portion 4 by an adhesive 60, for example, a hot melt adhesive.
  • the inner side edges of the side sheets 45a, 45b are fixed by heat welding (or ultrasonic welding) or the like at the sealing portion 47 so as to wrap around the elastic member 46 extending in the front-rear direction.
  • the upright portions 44a and 44b are erected in the direction in which the inner side edge portion in the left-right direction is contracted by the contraction force of the elastic member 46 and pressed against the wearer's skin as shown in FIG.
  • the left and right edges are inclined sides 48a, 48b, 49a, 49b
  • the lateral width is gradually reduced toward the edge in the front-rear direction.
  • the inclined sides 48a and 48b prevent the front crotch portion 2a from turning over, bending, and affecting the wearer's skin when the disposable pants 1 are raised and lowered smoothly. Can be raised or lowered.
  • the absorbent body 43 which is not sandwiched between the sheets 41 and 42, is adhered to the skin surface side of the sheet 42, and the sheet 41 is omitted. It may be configured. Alternatively, a sheet having a sheet bonded to the front and rear ends of the absorber 43 may be used as the crotch portion 4, or the absorbent body 43 may be used as the crotch portion 4 using a large absorbent body 43. The steps 41 and 42 may be omitted.
  • the back 3 has a shape in which the left and right lower corners of a substantially rectangular shape are cut off substantially obliquely when unfolded, and is hung from the waist on the back side of the wearer to the buttocks. It is applied to the part. For this reason, the back portion 3 is connected to the wearer's buttocks, which is connected to the lower portion of the waist portion 3a and the waist portion 3a, which is substantially horizontally long in plan view, mainly located in the waist portion on the back side of the wearer. And a substantially trapezoidal flange 3b in plan view.
  • a waist elastic member 51 is attached to the upper edge portion 13 of the waistline portion 3a in a state of being stretched in the left-right direction, and a body elastic member 52 is provided in the other region of the waistline portion 3a. It is attached in the state extended in the left-right direction.
  • a leg elastic member 53a is attached to the slanted edge 15a on the lower back of the back 3 in a state of extending along the edge 15a.
  • the leg elastic member 53b is attached to the edge 15b in a state of being stretched along the edge 15b.
  • the heel part 3b of the back part 3 has a structure in which the lateral width gradually decreases toward the lower side, and leg elastic members 53a, 53b are provided on the left and right inclined edges 15a, 15b. Is provided Therefore, when the edge portions 15a and 15b are contracted by the contraction force of the leg elastic members 53a and 53b, the flange portion 3b is easily fitted to the wearer's buttocks portion.
  • the leg elastic members 53a, 53b are attached to the heel part 3b continuously along the right and left inclined edges 15a, 15b and the lower edge part 15c of the heel part 3b, and then at least the crotch part 4
  • the portion 54 (see Fig. 6) that overlaps the absorber 43 is weakened.
  • the weakening process is to make a no tension state by cutting the elastic member of the portion 54 or performing a process of weakening the contraction force. As a result, it is possible to prevent undesired distortion or the like from occurring in the absorber 43 due to the contraction force of the leg elastic members 53a and 53b, thereby reducing the absorption function.
  • the left and right elastic members 19a and 19b, the elastic members 20a and 20b, and the elastic members 21a and 21b provided in the front abdomen 2 are the same as in the case of the leg elastic members 53a and 53b, and the elastic members 20a, 20b, After 21a and 21b are installed in the front abdomen 2 continuously in the left-right direction via the middle front abdomen 2c, the weakening process is performed on the part located in the middle front abdomen 2c of the elastic members 20a, 20b, 21a and 21b. Is preferred ⁇ .
  • a nonwoven fabric, a woven fabric, a knitted fabric, and a plus chip material can be appropriately selected.
  • a nonwoven fabric produced by a combination of one or a plurality of production methods among a spunbond method, an air-through method, a point bond method, a melt blow method, and an airlaid method is preferable.
  • the non-woven fabric produced by the spunbond method or the SMS method combining the spunbond method and the melt blown method with a basis weight of 30 to L00 g / m2 is also preferable in terms of strength.
  • nonwoven fabric produced by the spunbond method with a basis weight of 50 to 85 gZm2.
  • the material can be appropriately selected from synthetic fibers such as polypropylene, polyethylene, polyester, and polyamide, and natural fibers such as pulp and silk.
  • synthetic fibers such as polypropylene, polyethylene, and polyester can be used.
  • the main component is strong and suitable.
  • polyester fiber Most preferred is polyester fiber.
  • the elastic members 19a, 19b, 20a, 20b, 21a, 21b, 40a, 40b, 46, 53a, 53b are elastic elastic materials (polyurethane yarn, polyurethane film, natural rubber, which are usually used for disposable pants) Etc.) in the stretched state, hot melt adhesive, heat welding, ultrasonic It is affixed to a predetermined part of the pants 1 by means of adhesion such as welding.
  • the disposable pants 1 As described above, the disposable pants 1 according to the present embodiment have both the functions of the diaper and the diaper, and therefore can be easily raised and lowered when worn.
  • the specific force between the width direction dimension XI of the front abdomen 2 and the width direction dimension X2 by the left and right adhering pieces 22a and 22b is within the range of 0.05 05 ⁇ X2 / X1 ⁇ 0.55.
  • the front abdominal part 2 other than the open / close region composed of the left and right adhering pieces 2 2a, 22b, etc., that is, the left and right front abdominal parts 2a, 2b can be secured relatively long in the width direction, and the front abdominal part 2 as a whole A sufficient stretchable area can be secured, the waistline stretchability can be secured well, and the disposable pants can be easily raised and lowered when worn.
  • the left and right attachment pieces 22a, 22b are provided with two overhanging portions 25, 26 that are divided into two forks, the two overhanging portions 25, 26 are effectively used.
  • the shape of the pants 1 and the tightening force of each part can be finely adjusted according to the wearer's body shape, and the fit to the wearer's body shape can be improved.
  • the adhering portion 23 is continuously provided in a substantially planar shape within the formation region A1 in the middle front abdominal portion 2c, the left and right adhering pieces 22a and 22b are placed at arbitrary positions within the formation region A1. It can be attached, and the degree of freedom of the fastening mode is high.
  • the attachment portion 23 is in a necessary and sufficient range. Therefore, the cost for forming the adhering portion 23 can be reduced.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Gloves (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

Ces culottes jetables (1) peuvent être utilisées comme des culottes et comme une couche, elles présentent une excellente capacité d'étirement et peuvent être facilement montées et descendues. Les culottes jetables (1) présentent des fonctions de culottes et de couches et une section ventrale avant gauche (2a) ainsi qu'une section ventrale avant droite (2b) peuvent être étalées sur la gauche et la droite en cassant les sections de rupture gauche et droite (17a, 17b). Sur la section ventrale avant gauche (2a) et la section ventrale avant droite (2b) se trouvent des pièces de fixation (22a, 22b) qui sont fixées et détachées d'une section d'adhésion (23) d'une section ventrale avant centrale (2c). Le rapport entre la dimension (X1) dans le sens de la largeur d'une section ventrale avant (2) dans un état étiré et la dimension (X2) dans le sens de la largeur au niveau de la position dans laquelle les pièces de fixation droite et gauche (22a, 22b) se rejoignent est compris entre 0,05 ≤ X2/X1 ≤ 0,55 pour garantir la capacité d'étirement de la section ventrale avant (2).
PCT/JP2005/014826 2004-08-17 2005-08-12 Culottes jetables WO2006019049A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2005800249884A CN101001590B (zh) 2004-08-17 2005-08-12 一次性内裤
EP05780230A EP1774938B1 (fr) 2004-08-17 2005-08-12 Culottes jetables
US11/660,146 US8066684B2 (en) 2004-08-17 2005-08-12 Disposable pants
AT05780230T ATE514406T1 (de) 2004-08-17 2005-08-12 Einweg-slips

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004237217A JP2006055196A (ja) 2004-08-17 2004-08-17 使い捨てパンツ
JP2004-237217 2004-08-17

Publications (1)

Publication Number Publication Date
WO2006019049A1 true WO2006019049A1 (fr) 2006-02-23

Family

ID=35907437

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2005/014826 WO2006019049A1 (fr) 2004-08-17 2005-08-12 Culottes jetables

Country Status (8)

Country Link
US (1) US8066684B2 (fr)
EP (1) EP1774938B1 (fr)
JP (1) JP2006055196A (fr)
CN (1) CN101001590B (fr)
AT (1) ATE514406T1 (fr)
ES (1) ES2365925T3 (fr)
PT (1) PT1774938E (fr)
WO (1) WO2006019049A1 (fr)

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US8430858B2 (en) 2007-05-31 2013-04-30 Sca Hygiene Products Ab Convertible absorbent article

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US20020148557A1 (en) 2001-04-13 2002-10-17 Kimberly-Clark Worlwide, Inc. Method of assembling personal care absorbent article
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JP2003528650A (ja) * 1999-08-23 2003-09-30 キンバリー クラーク ワールドワイド インコーポレイテッド 再装着可能な吸収体物品
JP2003528649A (ja) * 1999-08-23 2003-09-30 キンバリー クラーク ワールドワイド インコーポレイテッド 再装着可能な吸収体物品
US20020148557A1 (en) 2001-04-13 2002-10-17 Kimberly-Clark Worlwide, Inc. Method of assembling personal care absorbent article

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8430858B2 (en) 2007-05-31 2013-04-30 Sca Hygiene Products Ab Convertible absorbent article
US8992496B2 (en) 2007-05-31 2015-03-31 Sca Hygiene Products Ab Convertible absorbent article

Also Published As

Publication number Publication date
US8066684B2 (en) 2011-11-29
EP1774938B1 (fr) 2011-06-29
EP1774938A4 (fr) 2008-04-23
JP2006055196A (ja) 2006-03-02
PT1774938E (pt) 2011-07-08
CN101001590B (zh) 2010-07-14
ES2365925T3 (es) 2011-10-13
EP1774938A1 (fr) 2007-04-18
US20070245447A1 (en) 2007-10-25
ATE514406T1 (de) 2011-07-15
CN101001590A (zh) 2007-07-18

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